^a)History of prior exposure. ^b)Due to persistent thrombocytopenia.

Abbreviatrions: Tx, Treatment; Cx, complications; NR, not reported; AT, Arterial thrombosis; DVT, deep vein thrombosis; VT, venous thrombosis; PE, pulmonary embolism; UFH, unfractionated heparin; LMWH, low-molecular-weight heparin; VTE, venous thromboembolism; HIT, heparin-induced thrombocytopenia; ET, essential thrombocytopenia; ESRD, end stage renal failure; LA, lupus anticoagulant; AF, atrial fibrillation; CABG, coronary artery bypass graft.